/Engine/Source/Runtime/Messaging/Public/IMessagingModule.h
CreateBridge
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IMessageBus](API\Runtime\Messaging\IMessageBus), ESPMode::ThreadSafe > CreateBus ( const [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [IAuthorizeMessageRecipients](API\Runtime\Messaging\IAuthorizeMessageRecipients) > & RecipientAuthorizer )